THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 25

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A sample of 8 households was asked about their monthly income (x) and the number of hours they spend connected to the internet each month (y) .The data yield the following statistics:
,
,
,
,
-The standard deviation of the households' monthly income is:

• A)12.817
• B)14.667
• C)15.679
• D)11.990

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Definitions:

Glycine

The simplest amino acid, used in the body for the synthesis of proteins.

Gly

Glycine, the simplest amino acid, with the chemical formula NH2CH2COOH.

Glycine

The simplest amino acid, with the chemical formula NH2CH2COOH, involved in protein synthesis.

Lys

Short for Lysine, an essential amino acid important for protein synthesis and various metabolic processes in the body.